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The Nervous System
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Central Nervous System (CNS)
Brain & spinal cord. Not capable of regeneeration
Peripheral Nervous System (PNS)
All nerves outside and connecting to CNS
Functions:
Sensory-
A)
B)
Sensory- Input
A) Sensory Receptors detect environment changes inside & outside the body.
B) Send nerve impulses via peripheral nerves to to the CNS
Functions:
Integrative
A)
B)
A) Integration brings sensory information, memory, thoughts together.
B) Conscious or subconscious decisions are made
Functions:
Response-
A)
B)
Response- Sent out by the CNS through peripheral neurons to effectors. Effectors respond. Effectors may be muscles of glands
A) Somatic Nervous System- Consciously controlled effectors (skeletal muscles)
B) Automatic Nervous System- Involuntary effectors (heart, smooth muscle, glands)
Tissue Types:
Connective
Blood, membranes
Tissue Types:
Nervous (2 types of cells)
A) Neurons- Excitable nerve cells that transmit electrical signals.
B) Neuroglia- Support cells that don't send electrical signals
Author
GoBroncos
ID
356913
Card Set
The Nervous System
Description
Updated
2021-12-03T02:34:42Z
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